From 555e9ec5607fe2107040f7122f55a76471fe1901 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Sven=20Sch=C3=B6ling?= <s.schoeling@googlemail.com>
Date: Fri, 14 May 2021 16:24:48 +0200
Subject: [PATCH] =?utf8?q?ImageUpload:=20Hochladen=20deaktivieren=20wenn?=
 =?utf8?q?=20Form=20nicht=20komplett=20gef=C3=BCllt=20ist?=
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---
 js/kivi.ImageUpload.js | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/js/kivi.ImageUpload.js b/js/kivi.ImageUpload.js
index 26529e24e..3ae00b20d 100644
--- a/js/kivi.ImageUpload.js
+++ b/js/kivi.ImageUpload.js
@@ -3,6 +3,8 @@ namespace("kivi.ImageUpload", function(ns) {
 
   const MAXSIZE = 15*1024*1024; // 5MB size limit
 
+  let num_images = 0;
+
   ns.add_files = function(target) {
     let files = [];
     for (var i = 0; i < target.files.length; i++) {
@@ -18,7 +20,10 @@ namespace("kivi.ImageUpload", function(ns) {
   ns.reload_images = function() {
     kivi.FileDB.retrieve_all((data) => {
       $('#stored-images').empty();
+      num_images = data.length;
+
       data.forEach(ns.create_thumb_row);
+      ns.set_image_button_enabled();
     });
   };
 
@@ -43,9 +48,16 @@ namespace("kivi.ImageUpload", function(ns) {
     let $row = $(event.target).closest(".image-upload-row");
     kivi.FileDB.delete_key(key, () => {
       $row.remove();
+      num_images--;
+      ns.set_image_button_enabled();
     });
   };
 
+  ns.set_image_button_enabled = function() {
+    $('#upload_images_submit').attr("disabled", num_images == 0 || !$('#object_id').val());
+  };
+
+
   ns.upload_files = function() {
     let id = $('#object_id').val();
     let type = $('#object_type').val();
@@ -128,10 +140,12 @@ namespace("kivi.ImageUpload", function(ns) {
           $("#object_description").html(json.description);
           $("#object_id").val(json.id);
         }
+        ns.set_image_button_enabled();
       },
       error: () => {
         $("#object_description").html("");
         $("#object_id").val("");
+        ns.set_image_button_enabled();
       }
     });
   };
@@ -139,8 +153,6 @@ namespace("kivi.ImageUpload", function(ns) {
   ns.init = function() {
     ns.reload_images();
   };
-
-
 });
 
 $(kivi.ImageUpload.init);
-- 
2.20.1